Diethyldithiocarbamate-copper complex ignites the tumor microenvironment through NKG2D-NKG2DL axis

Advanced metastatic colorectal cancer (CRC) with deficient DNA mismatch repair (MMR-d), or immune-hot CRCs, show significantly improved clinical outcomes compared to MMR-proficient (MMR-p), or immune-cold CRCs. While the prior represents about 5% of all CRCs, the latter represent 95% and are charact...

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Main Authors: Daciana C. Dumut, Marian Hajduch, Amanda M. Zacharias, Qingling Duan, Ivo Frydrych, Zuzana Rozankova, Miroslav Popper, Dusan Garic, Radu Alexandru Paun, Amanda Centorame, Juhi Shah, Martin Mistrik, Petr Dzubak, Juan B. De Sanctis, Danuta Radzioch
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-02-01
Series:Frontiers in Immunology
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Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2025.1491450/full
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author Daciana C. Dumut
Daciana C. Dumut
Marian Hajduch
Marian Hajduch
Amanda M. Zacharias
Qingling Duan
Qingling Duan
Ivo Frydrych
Zuzana Rozankova
Zuzana Rozankova
Miroslav Popper
Miroslav Popper
Dusan Garic
Radu Alexandru Paun
Radu Alexandru Paun
Amanda Centorame
Amanda Centorame
Juhi Shah
Martin Mistrik
Martin Mistrik
Petr Dzubak
Petr Dzubak
Juan B. De Sanctis
Juan B. De Sanctis
Danuta Radzioch
Danuta Radzioch
Danuta Radzioch
Danuta Radzioch
author_facet Daciana C. Dumut
Daciana C. Dumut
Marian Hajduch
Marian Hajduch
Amanda M. Zacharias
Qingling Duan
Qingling Duan
Ivo Frydrych
Zuzana Rozankova
Zuzana Rozankova
Miroslav Popper
Miroslav Popper
Dusan Garic
Radu Alexandru Paun
Radu Alexandru Paun
Amanda Centorame
Amanda Centorame
Juhi Shah
Martin Mistrik
Martin Mistrik
Petr Dzubak
Petr Dzubak
Juan B. De Sanctis
Juan B. De Sanctis
Danuta Radzioch
Danuta Radzioch
Danuta Radzioch
Danuta Radzioch
author_sort Daciana C. Dumut
collection DOAJ
description Advanced metastatic colorectal cancer (CRC) with deficient DNA mismatch repair (MMR-d), or immune-hot CRCs, show significantly improved clinical outcomes compared to MMR-proficient (MMR-p), or immune-cold CRCs. While the prior represents about 5% of all CRCs, the latter represent 95% and are characterized by low immunogenicity. This study investigates bis-diethyldithiocarbamate (CuET), a novel anticancer compound, and its impact on the colorectal cancer tumor microenvironment (TME). CuET is shown to convert immunologically inactive tumors into hotbeds of antitumor immune responses, marked by increased lymphocyte infiltration, heightened cytotoxicity of natural killer (NK) and T cells, and enhanced non-self recognition by lymphocytes. The potent anticancer cytotoxicity and in vivo safety and efficacy of CuET are established. In summary, CuET transforms the colorectal cancer TME, bolstering NK and T cell cytotoxicity and refining tumor cell recognition through non-classical activation via the NKG2D/NKG2DL axis. This study unveils a novel mechanism of action for CuET: a potent immunomodulator capable of turning cold tumors hot.
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spelling doaj-art-63374aafeb1d4b008a513ba94caf46c02025-02-12T07:25:34ZengFrontiers Media S.A.Frontiers in Immunology1664-32242025-02-011610.3389/fimmu.2025.14914501491450Diethyldithiocarbamate-copper complex ignites the tumor microenvironment through NKG2D-NKG2DL axisDaciana C. Dumut0Daciana C. Dumut1Marian Hajduch2Marian Hajduch3Amanda M. Zacharias4Qingling Duan5Qingling Duan6Ivo Frydrych7Zuzana Rozankova8Zuzana Rozankova9Miroslav Popper10Miroslav Popper11Dusan Garic12Radu Alexandru Paun13Radu Alexandru Paun14Amanda Centorame15Amanda Centorame16Juhi Shah17Martin Mistrik18Martin Mistrik19Petr Dzubak20Petr Dzubak21Juan B. De Sanctis22Juan B. De Sanctis23Danuta Radzioch24Danuta Radzioch25Danuta Radzioch26Danuta Radzioch27Department of Experimental Medicine, Faculty of Medicine, McGill University, Montreal, QC, CanadaThe Research Institute of the McGill University Health Centre, Infectious Diseases in Global Health Program, Montreal, QC, CanadaInstitute of Molecular and Translational Medicine, Faculty of Medicine and Dentistry, Palacky University, Olomouc, CzechiaCzech Advanced Technology and Research Institute, Palacky University Olomouc, Olomouc, CzechiaDepartment of Biomedical & Molecular Sciences, Faculty of Health Sciences, Queen’s University, Kingston, ON, CanadaDepartment of Biomedical & Molecular Sciences, Faculty of Health Sciences, Queen’s University, Kingston, ON, CanadaSchool of Computing, Department of Biomedical and Molecular Sciences, Queen’s University, Kingston, ON, CanadaInstitute of Molecular and Translational Medicine, Faculty of Medicine and Dentistry, Palacky University, Olomouc, CzechiaInstitute of Molecular and Translational Medicine, Faculty of Medicine and Dentistry, Palacky University, Olomouc, CzechiaCzech Advanced Technology and Research Institute, Palacky University Olomouc, Olomouc, CzechiaInstitute of Molecular and Translational Medicine, Faculty of Medicine and Dentistry, Palacky University, Olomouc, CzechiaCzech Advanced Technology and Research Institute, Palacky University Olomouc, Olomouc, CzechiaDepartment of Developmental Neurobiology, St. Jude Children’s Research Hospital, Memphis, TN, United StatesThe Research Institute of the McGill University Health Centre, Infectious Diseases in Global Health Program, Montreal, QC, CanadaDepartment of Biomedical Engineering, McGill University, Montreal, QC, CanadaDepartment of Experimental Medicine, Faculty of Medicine, McGill University, Montreal, QC, CanadaThe Research Institute of the McGill University Health Centre, Infectious Diseases in Global Health Program, Montreal, QC, CanadaThe Research Institute of the McGill University Health Centre, Infectious Diseases in Global Health Program, Montreal, QC, CanadaInstitute of Molecular and Translational Medicine, Faculty of Medicine and Dentistry, Palacky University, Olomouc, CzechiaCzech Advanced Technology and Research Institute, Palacky University Olomouc, Olomouc, CzechiaInstitute of Molecular and Translational Medicine, Faculty of Medicine and Dentistry, Palacky University, Olomouc, CzechiaCzech Advanced Technology and Research Institute, Palacky University Olomouc, Olomouc, CzechiaInstitute of Molecular and Translational Medicine, Faculty of Medicine and Dentistry, Palacky University, Olomouc, CzechiaCzech Advanced Technology and Research Institute, Palacky University Olomouc, Olomouc, CzechiaDepartment of Experimental Medicine, Faculty of Medicine, McGill University, Montreal, QC, CanadaThe Research Institute of the McGill University Health Centre, Infectious Diseases in Global Health Program, Montreal, QC, CanadaInstitute of Molecular and Translational Medicine, Faculty of Medicine and Dentistry, Palacky University, Olomouc, CzechiaCzech Advanced Technology and Research Institute, Palacky University Olomouc, Olomouc, CzechiaAdvanced metastatic colorectal cancer (CRC) with deficient DNA mismatch repair (MMR-d), or immune-hot CRCs, show significantly improved clinical outcomes compared to MMR-proficient (MMR-p), or immune-cold CRCs. While the prior represents about 5% of all CRCs, the latter represent 95% and are characterized by low immunogenicity. This study investigates bis-diethyldithiocarbamate (CuET), a novel anticancer compound, and its impact on the colorectal cancer tumor microenvironment (TME). CuET is shown to convert immunologically inactive tumors into hotbeds of antitumor immune responses, marked by increased lymphocyte infiltration, heightened cytotoxicity of natural killer (NK) and T cells, and enhanced non-self recognition by lymphocytes. The potent anticancer cytotoxicity and in vivo safety and efficacy of CuET are established. In summary, CuET transforms the colorectal cancer TME, bolstering NK and T cell cytotoxicity and refining tumor cell recognition through non-classical activation via the NKG2D/NKG2DL axis. This study unveils a novel mechanism of action for CuET: a potent immunomodulator capable of turning cold tumors hot.https://www.frontiersin.org/articles/10.3389/fimmu.2025.1491450/fullcopper bis-diethyldithiocarbamatedisulfiramcolorectal cancerNK cellsNKG2D
spellingShingle Daciana C. Dumut
Daciana C. Dumut
Marian Hajduch
Marian Hajduch
Amanda M. Zacharias
Qingling Duan
Qingling Duan
Ivo Frydrych
Zuzana Rozankova
Zuzana Rozankova
Miroslav Popper
Miroslav Popper
Dusan Garic
Radu Alexandru Paun
Radu Alexandru Paun
Amanda Centorame
Amanda Centorame
Juhi Shah
Martin Mistrik
Martin Mistrik
Petr Dzubak
Petr Dzubak
Juan B. De Sanctis
Juan B. De Sanctis
Danuta Radzioch
Danuta Radzioch
Danuta Radzioch
Danuta Radzioch
Diethyldithiocarbamate-copper complex ignites the tumor microenvironment through NKG2D-NKG2DL axis
Frontiers in Immunology
copper bis-diethyldithiocarbamate
disulfiram
colorectal cancer
NK cells
NKG2D
title Diethyldithiocarbamate-copper complex ignites the tumor microenvironment through NKG2D-NKG2DL axis
title_full Diethyldithiocarbamate-copper complex ignites the tumor microenvironment through NKG2D-NKG2DL axis
title_fullStr Diethyldithiocarbamate-copper complex ignites the tumor microenvironment through NKG2D-NKG2DL axis
title_full_unstemmed Diethyldithiocarbamate-copper complex ignites the tumor microenvironment through NKG2D-NKG2DL axis
title_short Diethyldithiocarbamate-copper complex ignites the tumor microenvironment through NKG2D-NKG2DL axis
title_sort diethyldithiocarbamate copper complex ignites the tumor microenvironment through nkg2d nkg2dl axis
topic copper bis-diethyldithiocarbamate
disulfiram
colorectal cancer
NK cells
NKG2D
url https://www.frontiersin.org/articles/10.3389/fimmu.2025.1491450/full
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